''Rhodocybella'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

cyphelloid The cyphelloid fungi are a polyphyletic group of fungi in the Basidiomycota that have disc-, tube-, or cup-shaped basidiocarps (fruit bodies), resembling species of discomycetes (or "cup fungi") in the Ascomycota. They were originally referred to ...

fungi in the

Entolomataceae The Entolomataceae are a family of fungi in the order Agaricales. The family contains eight genera and 2250 species, the majority of which are in ''Entoloma''. Basidiocarps (fruit bodies) are typically agaricoid (mushrooms with gills), but a mino ...

family. It contains just one known species, ''Rhodocybella rhododendri'', which is found in North America on ''

Rhododendron ''Rhododendron'' (; : ''rhododendra'') is a very large genus of about 1,024 species of woody plants in the Ericaceae, heath family (Ericaceae). They can be either evergreen or deciduous. Most species are native to eastern Asia and the Himalayan ...

'' stems after heavy rain. The white

fruit bodies The sporocarp (also known as fruiting body, fruit body or fruitbody) of fungi is a multicellular structure on which spore-producing structures, such as basidia or asci, are borne. The fruitbody is part of the sexual phase of a fungal life cyc ...

are mussel-shaped or cup-shaped and are up to across, either with no stipe, or with a very short one, no longer than . The fertile inner surface of the fruit body is pinkish and either has no

gills A gill () is a respiratory organ that many aquatic organisms use to extract dissolved oxygen from water and to excrete carbon dioxide. The gills of some species, such as hermit crabs, have adapted to allow respiration on land provided they are ...

at all, or shows only a rudimentary trace of them. The prefix ''Rhodo-'' means "red", ''cybe'' means "head", and ''-ella'' is a diminutive suffix. It is not to be confused with '' Rhodocyphella'', which is another small genus of cyphelloid fungi, but which belongs to family

Tricholomataceae The Tricholomataceae are a large family of fungi within the order Agaricales. Originally a classic "wastebasket taxon", the family included any white-, yellow-, or pink-spored genera in the Agaricales not already classified as belonging to e.g. t ...

References

Entolomataceae Taxa described in 1987 Fungi of North America Monotypic Agaricales genera Taxa named by Ron Petersen {{Agaricales-stub